Knowledge base for software setup, errors, and daily tool work.

How to Fix Windows Search High CPU Usage

If your PC fan is spinning up and Task Manager shows Windows Search (SearchIndexer.exe) using 30-...

PowerShell DNS Server Troubleshooting Checklist

When DNS resolution fails or a server stops responding, PowerShell provides direct cmdlets to dia...

Fix Windows Security Service Failing to Start on Startup

If Windows Security (Windows Defender) fails to start when you boot your PC, you may see a warnin...

Fix npm Command Not Found on Windows 10

If you see 'npm' is not recognized as an internal or external command in Command Pro...

Checklist for Fixing OneDrive SSL Certificate Issues

You see an error like "A certificate chain could not be built" or "SSL certificate problem" when ...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7